# SDR SWAA2021081895053

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 14, 2021
- Submitted: August 18, 2021
- Operation: Air carrier
- Aircraft: [N444WN](https://openairdocs.org/aircraft/N444WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29839
- Aircraft time: 61,121 hours, 35,983 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Shield
- Condition: Corroded
- Location: Bs 862 Rbl 22
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2021081895053

## Discrepancy

CORROSION ON AFT SHIELD AT AFT CARGO BAY BS862 RBL22 WL165. ; / [01] CORROSION ON SHIELD WAS FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS ARE GIVEN IN THE SRM. SHIELD WILL BE REMOVED AND REPLACED PER SRM 51-10-02-0G-0 PARAGRAPH 9.; [02] VERIFIED CORRECTIVE ACTION #1; [03] REMOVED ACB SHIELD AT BS847- BS867; RBL22; WL165 PER SRM 51-40-02-0G-0; [04] LOCATED AND DRILLED ACB SHIELD AT BS847- BS867; RBL22; WL165 PER SRM 51-40-05-0G-0 AND DWG 146A0081; [05] VERIFIED LOCATED AND DRILLED ACB SHIELD AT BS847- BS867; RBL22; WL165 PER SRM 51-40-05-0G-0 AND DWG 146A0081; [06] OK TO INSTALL ACB AFT SHIELD BS847-BS867; RBL22; WL165.; [07] OK TO INSTALL GIVEN FOR ACB AFT SHIELD BS847-BS867; RBL22; WL165.; [08] INSTALLED ACB SHIELD AT BS847- BS867; RBL22; WL165 PER SRM 51-40-02-0G-0 AND DWG 146A0081.; [09] VERIFIED CORRECTIVE ACTION ENTRY 8.; [10] VERIFIED CARD COMPLETE

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.